Quantstamp vs ChainSecurity
A detailed head-to-head comparison of Quantstamp and ChainSecurity — pricing, features, and which one wins for different use cases.
Quantstamp
Veteran audit firm with 1,000+ audits and strong ongoing communication
Quantstamp is one of the longest-running smart-contract audit firms, having secured well over a thousand projects and billions of dollars in value since the early days of DeFi. It's best suited to tea…
Full review →ChainSecurity
Zurich-based auditor known for rigor and formal-methods depth
ChainSecurity is a Zurich-based smart-contract security firm, spun out of ETH Zurich research, known for methodical rigor and strength in formal methods and static analysis alongside expert manual rev…
Full review →Feature Comparison
| Feature | Quantstamp | ChainSecurity |
|---|---|---|
| Manual Audit | ✓ | ✓ |
| Automated Scanning | ✓ | ✓ |
| Continuous Monitoring | ✓ | ✗ |
| Upgrade Management | ✗ | ✗ |
| Multi Sig Governance | ✗ | ✗ |
| Public Reports | ✓ | ✓ |
| Emergency Response | ✓ | ✗ |
| Contract Library | ✗ | ✗ |
| Formal Verification | ✗ | ✓ |
| Bug Bounty Management | ✗ | ✗ |
Quantstamp Pricing
Quantstamp
Audit Engagement
Custom
- ✓Manual smart-contract audits
- ✓Protocol security reviews
- ✓Ongoing communication + incident tracking
- ✓Monitoring services
- ✓Quote-based engagements
ChainSecurity Pricing
ChainSecurity
Audit Engagement
Custom
- ✓Manual EVM audits
- ✓Formal methods + static analysis
- ✓Protocol design reviews
- ✓Detailed reports
- ✓Quote-based engagements
Verdict: Which Should You Choose?
Quantstamp is the better pick if you need 1,000+ audits and a long track record. ChainSecurity wins when eth zurich research lineage and rigor. Both are production-ready — the right choice depends on your team's workflow and budget.